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Section 1 

– Introduction 

 

1.1 

Product Overview 
 

The PSW-1110 series are cost-effective, digital pressure switches that are easy 
to read, easy to program, and perfect for small spaces. 
 
These miniature pressure switches provide PNP output switch control for non-
corrosive gasses. The PSW-1110 features a bright 4-digit, 7-segment display 
that makes it easy to see the current pressure. The display can also be 
programmed to turn red or green, based on the switch state, and there are two 
LED indicator lights to show when outputs are activated. In short, this miniature 
pressure switch has several visual indicators that can quickly show the status at 
a glance.  
 
The ultra-compact size and multiple pressure port orientations make this unit 
easy to install practically anywhere. There are both a horizontally and vertically 
oriented pressure ports so that the most convenient orientation and be used, and 
the unused port is plugged with the included setscrew. As an added bonus, the 
switch also measures the media temperature and can be set to measure in either 
Celsius or Fahrenheit. There is a keypad locking function, to secure against 
unwanted button presses or changes made by those unfamiliar with the unit. 
 
The PNP outputs are fully programmable, and the user can also select one of 
eight pressure units: psi, bar, kg/cm2, KPa, MPa, inHg, cmHg, and Atm. There 
are four options for output modes. The main options are hysteresis and window 
modes, and each of those have high and low methods of actuation. See the 
Operation Modes section below for more details and the product manual for 
operation instructions. 
 
The PSW-1110 is also available with the following options: additional pressure 
ranges, NPN outputs, alternate pressure port thread types, and with liquid media 
compatibility. If you would like to learn more about these options or require 
further customization of this design, contact us by phone or by emailing us at 
[email protected]

 

 

 

 

TABLE OF

CONTENTS

Digital,Miniature Pressure

 Switch with Display 

PSW1110

1-1

Содержание PSW1110 Series

Страница 1: ...e mail info omega com For latest product manuals omega com en us pdf manuals TM Shop online at omega com User sGuide Digital Miniature Pressure Switch with Display PSW1110...

Страница 2: ...tice Servicing North America U S A Omega Engineering Inc Headquarters 800 Connecticut Ave Suite 5N01 Norwalk CT 06854 Toll Free 1 800 826 6342 USA Canada only Customer Service 1 800 622 2378 USA Canad...

Страница 3: ...essure Units 3 2 4 3 2 5 Setting Temperature Units 3 2 5 3 2 6 Output One Mode and Setpoints 3 2 6 3 2 7 Output Two Mode and Setpoints 3 2 7 3 2 8 Display Colors 3 2 8 3 2 9 Update Time 3 2 9 3 2 10 L...

Страница 4: ...sed port is plugged with the included setscrew As an added bonus the switch also measures the media temperature and can be set to measure in either Celsius or Fahrenheit There is a keypad locking func...

Страница 5: ...urrent Consumption 80 mA Output PNP Media Temperature Range 0 to 100 C 32 to 212 F Temperature Accuracy 2 C 4 F Operating Temperature 10 to 60 C 14 to 140 F Storage Temperature 20 to 70 C 4 to 158 F O...

Страница 6: ...unused port is sealed before operation A set screw provided is used to block the unused port It is advised to use thread sealant when installing the set screw For more information see section 2 2 Sec...

Страница 7: ...2 3 Electrical Connections 2 3...

Страница 8: ...ted independently of other parameters To change the other parameters it is necessary to enter the parameter setting menu to step through each parameter providing the user with the option to change the...

Страница 9: ...re display mode for this keystroke to perform this function 3 2 4 Setting Pressure Units The first parameter encountered when entering the parameter setting mode is pressure units To set the pressure...

Страница 10: ...tal output hysteresis mode and windowed mode Hysteresis mode has two types of actuations active low and active high as shown on the left side of the figure below Active Low Turns the output off when t...

Страница 11: ...nt blue line 4 Window Active High 1o 4 Turns the output on when the pressure is between the high setpoint green line and the pressure low setpoint blue line High Setpoint The next parameter encountere...

Страница 12: ...nt blue line 2 Pressure Hysteresis Active High 1o 2 Turns the output on when the pressure has reached the high setpoint The output remains on until the pressure has dropped below the low setpoint 3 Pr...

Страница 13: ...ll quickly flash 2L and then it will display the current value of the low setpoint This value is entered exactly like the high setpoint discussed above Once the rightmost digit has been set press the...

Страница 14: ...ading All Parameters After adjusting or confirming all parameters the display will read loAd for approximately 3 seconds During this time the parameters are saved and loaded The sensor will return to...

Страница 15: ...mounting brackets are available These brackets allow for mounting on either a vertical surface or a horizontal surface The brackets are installed as shown below The sensor has two threaded mounting h...

Страница 16: ...cepts a wide range for the panel cutout due to spring loaded clips molded into the housing The following specifications gives the acceptable ranges for the panel cutout dimensions and panel thickness...

Страница 17: ...A if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to m...

Страница 18: ...Turbine Paddlewheel Systems M U Totalizers Batch Controllers pH CONDUCTIVITY M U pH Electrodes Testers Accessories M U Benchtop Laboratory Meters M U Controllers Calibrators Simulators Pumps M U Indus...

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